The prevalence of the marijuana use has increased over the past decade with the changing state-wide legislative landscape in the United States. There are now stores in various states that sell this product for recreational use in humans. This in turn has resulted in more veterinary visits for our canine companions who were exposed to their owner’s marijuana and were negatively affected. This article highlights a new species that is also susceptible to adverse effects from THC exposure and demonstrates important clinical signs for veterinarians to look out for.